Question
Give three reasons for using mercury in a thermometer. [3 MARKS]
Answer:
:
Each reason: 1 Mark
1) It has a low freezing point and a high boiling point. Hence it can be used for a wide range of temperature.
2) It has a shiny appearance due to which it can be easily seen through the glass of the thermometer tube.
3) It does not stick to the glass tube.
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:
Each reason: 1 Mark
1) It has a low freezing point and a high boiling point. Hence it can be used for a wide range of temperature.
2) It has a shiny appearance due to which it can be easily seen through the glass of the thermometer tube.
3) It does not stick to the glass tube.
Was this answer helpful ?
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